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Finding the Fourth Proportional to 534,252.63, 801,403.55 and 297,416.93

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Solution

The fourth proportional to 534,252.63, 801,403.55 and 297,416.93 is: 446,139.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,252.63 : 801,403.55 = 297,416.93 : x
  2. Step 2: Convert to fraction form
    534,252.63/801,403.55 = 297,416.93/x
  3. Step 3: Cross multiply
    534,252.63x = 801,403.55 × 297,416.93
  4. Step 4: Simplify right side
    534,252.63x = 238,350,986,279.15
  5. Step 5: Solve for x
    x = 238,350,986,279.15/534,252.63
  6. Step 6: Final answer
    x = 446,139.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.